.fab {
    position: fixed;
    bottom: 20px;
    right: 20px;
    background: rgba(255, 255, 255, 0.9); /* White with slight transparency */
    color: #6200ea;
    width: 48px;
    height: 48px;
    border-radius: 50%;
    text-align: center;
    text-decoration: none;
    font-size: 1rem;
    box-shadow: 0px 4px 8px rgba(0, 0, 0, 0.2); /* Smaller, lighter shadow */
    z-index: 1000;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: box-shadow 0.3s, transform 0.3s;
}

.fab:hover {
    background: rgba(245, 245, 245, 0.9); /* Slightly darker on hover */
    box-shadow: 0px 6px 12px rgba(0, 0, 0, 0.25); /* Subtle increase in shadow on hover */
    transform: scale(1.05); /* Slight zoom on hover */
}